1 files changed, 3 insertions, 1 deletions
diff --git a/src/string.c b/src/string.c
index f3c0e50a..3a750c4f 100644
--- a/src/string.c
+++ b/src/string.c
@@ -48,9 +48,11 @@ serd_strerror(const SerdStatus status)
   case SERD_ERR_ID_CLASH:
     return "Blank node ID clash";
   case SERD_ERR_BAD_CURIE:
-    return "Invalid CURIE";
+    return "Invalid CURIE or unknown namespace prefix";
   case SERD_ERR_INTERNAL:
     return "Internal error";
+  case SERD_ERR_OVERFLOW:
+    return "Stack overflow";
   }
 
   return "Unknown error";